{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["Chemical"], "input": "Dopamine levels in the fish brains increased in a dose - dependent manner , while 5 - hydroxytryptamine and norepinephrine levels decreased significantly in the TBT exposure group compared to the control ."}
{"Chemical": ["Dopamine", "5 - hydroxytryptamine", "norepinephrine", "TBT"]}